# Copyright 2021 Agnostiq Inc.
#
# This file is part of Covalent.
#
# Licensed under the Apache License 2.0 (the "License"). A copy of the
# License may be obtained with this software package or at
#
#     https://www.apache.org/licenses/LICENSE-2.0
#
# Use of this file is prohibited except in compliance with the License.
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Dispatch request and response model"""


from datetime import datetime
from typing import Annotated, List, Optional, Union
from uuid import UUID

from pydantic import BaseModel, ConfigDict, Field

from covalent_ui.api.v1.utils.models_helper import SortBy, SortDirection
from covalent_ui.api.v1.utils.status import Status


class DispatchSummaryRequest(BaseModel):
    """Dispatch Summary Request model"""

    count: Annotated[int, Field(gt=0, lt=100)]
    offset: Optional[Annotated[int, Field(gt=-1)]] = 0
    sort_by: Optional[SortBy] = SortBy.STARTED
    search: Optional[str] = ""
    direction: Optional[SortDirection] = SortDirection.DESCENDING
    filter: Optional[Status] = Status.ALL


class DispatchModule(BaseModel):
    """Dispatch Modeule Validation"""

    dispatch_id: str
    lattice_name: str
    runtime: Optional[Union[int, float, None]] = None
    total_electrons: Optional[Union[int, None]] = None
    total_electrons_completed: Optional[Union[int, None]] = None
    started_at: Optional[Union[datetime, None]] = None
    ended_at: Optional[Union[datetime, None]] = None
    status: Status
    updated_at: Optional[Union[datetime, None]] = None
    model_config = ConfigDict(from_attributes=True)


class DispatchResponse(BaseModel):
    """Dispatch Response Model"""

    items: List[DispatchModule]
    total_count: int
    model_config = ConfigDict(
        json_schema_extra={
            "example": {
                "dispatches": [
                    {
                        "dispatch_id": "1b44989a-1c65-4148-959e-00062a34ac16",
                        "lattice_name": "testing content",
                        "runtime": 1,
                        "started_time": "2022-06-13T07:45:02.114328+00:00",
                        "end_time": "2022-06-13T07:45:02.216474+00:00",
                        "status": "COMPLETED",
                    }
                ],
                "total_count": 10,
            }
        }
    )


class DeleteDispatchesRequest(BaseModel):
    """Dashboard delete request model"""

    dispatches: Optional[List[UUID]] = None


class DeleteAllDispatchesRequest(BaseModel):
    """Dashboard delete all request model"""

    status_filter: Optional[Status] = Status.ALL
    search_string: Optional[str] = ""


class DeleteDispatchesResponse(BaseModel):
    """Dashboard metadate model"""

    success_items: List[UUID]
    failure_items: Union[List[UUID], None] = None
    message: Union[str, None] = None


class DispatchDashBoardResponse(BaseModel):
    """Dashboard metadate model"""

    total_jobs: Union[int, None] = None
    total_jobs_running: Union[int, None] = None
    total_jobs_completed: Union[int, None] = None
    total_jobs_failed: Union[int, None] = None
    total_jobs_cancelled: Union[int, None] = None
    total_jobs_new_object: Union[int, None] = None
    latest_running_task_status: Union[Status, None] = None
    total_dispatcher_duration: Union[int, None] = None
    model_config = ConfigDict(
        json_schema_extra={
            "example": {
                "total_jobs": 5,
                "total_jobs_running": 5,
                "total_jobs_completed": 20,
                "total_jobs_failed": 3,
                "total_jobs_cancelled": 0,
                "total_jobs_new_object": 1,
                "latest_running_task_status": "COMPLETED",
                "total_dispatcher_duration": 90,
            }
        }
    )
